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INVENTORIES (Details) (USD $)
In Millions, unless otherwise specified
Apr. 30, 2014
Oct. 31, 2013
Apr. 30, 2013
INVENTORIES      
Raw materials and supplies $ 2,024 $ 1,954 $ 2,006
Work-in-process 956 753 726
Finished goods and parts 4,389 3,757 4,789
Total FIFO value 7,369 6,464 7,521
Less adjustment to LIFO value 1,519 1,529 1,348
Inventories $ 5,849.6 $ 4,934.7 $ 6,173.0